noun
1. : either of two No. American grasses:
a. : a low-growing dioecious grass ( Buchloë dactyloides ) very common on former feeding grounds of the American buffalo and sometimes used to establish permanent sod in droughty areas
b. : grama
2. Australia : saint augustine grass
3. : any of several African grasses ; especially : a hairy guinea grass ( Panicum maximum var. hirsutissimum )